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8104364 Vibratory gyroscope balanced by an electrostatic device  
Described is a gyroscope with a vibrating structure, produced by micromachining in a thin wafer, which comprises a movable inertial assembly comprising at least one movable mass able to vibrate in...
7121159 Apparatus and method for gyroscopic propulsion  
The present invention is a combination of three interconnected gyroscopic ring-like rotating masses, with each of the three ring-like masses being configured to rotate in various planes, depending...
6907800 Shaftless gyrostabilizer for aerial platforms  
Gyrostabilizer methods and apparatus having simultaneously counter-revolving masses that do not require physical shafts or axles. The stabilizer can have dual counter-revolving concentric rings,...
6834561 Radially actuated control moment gyroscope  
The present invention provides a control moment gyroscope that overcomes many of the limitations of the prior art. The control moment gyroscope provides a radial actuator mechanism to provide...
6789437 Apparatus for precision slewing of flatform-mounted devices  
An apparatus and a method for controlling the path of oscillatory travel of a device within a two-axis system. A device, such as a camera, is held in a two axis gimbal system having motors for...
6705174 Apparatus and method for gyroscopic propulsion  
The present invention is a combination of three interconnected gyroscopic ring-like rotating masses, with each of the three ring-like masses rotating in a separate plane. Each of the three...
6615681 Hybrid wafer gyroscope  
A hybrid wafer gyroscope includes a combination of micro-machined components and traditional electromechanical components to form a miniature gyroscope having a high degree of stability. The...
6351049 Ball joint type magnetic bearing for tilting body  
A magnetic bearing for centering a first body, which is mobile in tilting, relative to a second body includes: a hollow outer part at least part of which is made from a ferromagnetic material and...
6145393 Floated gimbal optical platform  
The invention is a floated gimbal instrument platform that provides a stable optical path for optical instruments. The instrument platform has an outer vessel with a transparent viewing port, an...
5868031 Triaxial gyroscopic stabilizer for movie or television camera  
A triaxial gyroscopic stabilizer for a movie or television camera has a camera in a cardan suspension unit, two three-stage gyroscopes, controlled linkages for adjusting course, banking and pitch,...
5791591 Target seeking free gyro  
A free gyro for use with a missile's seeker which allows the seeker to tr the target. The free gyro includes a support structure having a pair of roll axis forks which support a pitch gimbal and...
5476018 Control moment gyro having spherical rotor with permanent magnets  
A multi-freedom electric motor has a broad operational range and a wide space for accommodating an article. The electric motor includes a spherical rotor, a plurality of magnets disposed on an...
5445040 Caging system  
A caging system for a magnetized rotor of a gyro. A capacitive detector dcts amounts of linear deflection of the rotor, from an upright position, over time. A computer calculates the linear...
5413010 Electric motor having a spherical rotor and its application apparatus  
A multi-freedom electric motor has a broad operational range and a wide space for accommodating an article. The electric motor includes a spherical rotor, a plurality of magnets disposed on an...
5386738 Direct torque control moment gyroscope  
A control moment gyroscope for providing directional control in a spacecraft. The control moment gyroscope has a rotor which is electrostatically or magnetically supported within a gimbal housing...
5321986 Polar loop implementation for a two degree of freedom gyro  
A two degree of freedom gyroscope having a drive motor (20), with a permanent magnet rotor (22), which comprises a sensing coil (32) looped around the permanent magnet rotor (22) and disposed in a...
5245880 Gryoscope control system  
A control system for, for example, a null-point gyroscope is provided in which, to minimize stiction, the control system is arranged to apply a decreasing oscillatory drive output to a precessed...
5105669 Dynamically tuned gyro  
With an electrically caged, dynamically tuned gyro, the torquers (34, 36) contain two annular discs (58, 60) which extend out radially and are attached to the gyro rotor (18). The annulalr discs...
5000053 Apparatus for increasing suspension stiffness in a gyro  
Suspension stiffness about the input axis of a gyro is increased by selectively disabling suspension legs when the gyro float exceeds a predetermined deviation away from the equilibrium position....
4993274 Gyroscope system  
A gyroscope system comprises a dual-axis rate gyroscope (1) including angle pick-offs and rotor torque applying device (5), and a control circuit (3) arranged to supply a control signal to the...
4961352 Magnetic bearing and suspension system  
A magnetic rotor suspension system including a magnetic rotor having a spin axis, and a generally spherical housing spaced from the rotor. The system includes means attached to the housing for...
4891997 Dynamically tuned gyro  
A dynamically tuned gyro is disclosed in which a gyro rotor is mounted on an rotor shaft of a spin motor through the medium of a hinge unit. The rotor shaft is in the form of a hollow hysteresis...
4885489 Permanent magnet motor with hysteresis drag cup coupling  
A permanent magnet, alternating current motor having a variable hysteresis output coupling has an annular permanent magnet rotor caused to rotate within a stator structure. This permanent magnet...
4870310 Portable crash-survivable kinetic energy storage machine  
A portable crash-survivable kinetic flywheel storage machine which makes use of a ring shaped flywheel which is designed to be suspended by electromagnetic levitation. The structural and...
4823626 Inertial sensor arrangement  
An inertial sensor arrangement comprises two electrically restrained gyros with three mutually orthogonal input axes. After A/D-conversion pick-off signals are supplied to a digital computer which...
4703654 Liquid bearing two degree of freedom inertial sensor apparatus  
Liquid bearing two degree of freedom inertial sensor apparatus is disclosed. A single liquid bearing sensor is configured in a two degree of freedom rate gyro mode, or two of the liquid bearing...
4658659 Gyroscope  
A gyroscope with a rotor which rotates about a nonrotating axis is simple its structure and has but a few movable parts because the rotor axis (2) is divided into two sections by an articulation...
4651576 Gyroscope having temperature controlling arrangement  
Gyroscopes, particularly those with permanent magnet torquers, may be temperature sensitive. A temperature signal may be derived and used to correct the temperature dependent parameters such as...
4648284 Apparatus and method for reducing gyro activation time  
The apparatus and method for reducing gyro activation time is to be used with a gyroscope including a float floated within an outer case. An electromagnetic suspension is provided for maintaining...
4643034 Gyroscopically stabilized magnetic suspension system  
The gyroscopically stabilized magnetic suspension system constitutes a base assembly which itself constitutes a narrow beam source of electromagnetic energy disposed at substantially the radial...
4642500 Control arrangement for magnetic bearing apparatus  
An electromagnetic bearing apparatus having five degrees of freedom includes two radial magnetic bearings. Each of the radial bearings consists of two pairs of electromagnets. The electromagnets...
4633722 Gyroscope apparatus  
A single-axis servoed rate gyroscope has a sealed gimbal assembly that is mounted by bearings for angular displacement about a rotational axis, at right angles to the gyroscope spin axis. The...
4612819 Torquer for gyros  
In a dry tuned gyro, two pairs of coils 44 having ferromagnetic cores 46 are provided as torquers, which act on a ferromagnetic gyro rotor 36. The coils 44 are each angularly offset by 90°....
4611863 Magnetically supported and torqued momentum reaction sphere  
Angular momentum exchange apparatus comprising, in combination: a massive rotor of substantially spherical configuration having at least an outer surface of electrically conductive and...
4610172 Induction feedback stabilized suspension gyroscope  
A suspension gyroscope has a stator and a rotor rotatably mounted with respect to the stator. The rotor has at least one generally hemispherical portion which is, at least in part, electrically...
4587860 Gyroscope apparatus, in particular a flexibly suspended and electrostatically supported gyro accelerometer  
A flexibly suspended gyroscope apparatus comprises a fixed body (100), a rotary drive shaft (200) supported in said body, and a flywheel (220) mounted on said drive shaft by a rotary joint (222)....
4563909 System for electronically tuning and suppressing 2N rectification torques in a dynamically tuned free rotor gyroscope  
A system for electronically tuning and suppressing 2N rectification torques in a dynamically tuned free rotor gyroscope with a universal hinge, or a plurality of universal hinges. The system...
4503718 Azimuth determining gyroscope  
In an azimuth determining gyroscope, a mechanically balanced gimbal is suspended from a fixed case by a wire which passes through the generally tubular upper portion of the suspended gimbal. A...
4487083 Pick-off, torquer, and reference signal generator for free rotor gyroscopes  
The invention is an integrated pick-off, torquer, and reference signal generator system for a two-degree-of-freedom flexure-suspended free-rotor gyroscope and a miniature gyroscope incorporating...
4464943 Seeker gyroscope having reduced cross-coupling between rotor spin and precession  
A two-axis gyroscope in which precession may be effected by application of a DC current to the stationary precession windings. The rotor assembly has a pair of ring-shaped permanent magnets with...
4454777 Flexure suspended gyro utilizing dual salient pole magnets  
The torquer section of a gyro includes a plurality of torquer coils symmetrically positioned within a flywheel. A pair of parallel spaced radially oriented salient torquer magnets are located...
4452092 Torque feedback control for two degree of freedom rate sensor  
In a gyroscopic reference system of the type having force rebalanced or flexure suspended gyroscope rate sensors and pulse width modulated torquer signals, undesirable transformer like coupling...
4441375 Gyroscopic instrument  
The present invention is directed to a gyroscopic instrument comprising concentric containers, the inner container enclosing a rotating electric gyro rotor, magnetic fluid enclosed between the...
4437354 Torquer assemblies for gyroscope apparatus  
A gyroscope inertia ring torquer has an inertia ring formed of an annular sleeve of magnetic material around which are mounted two annular permanent magnets. The permanent magnets produce radially...
4380108 Universal joint flexure hinge suspension system, and method for manufacturing this system  
A monolithic two axis gimbal suspension system for a tuned inertial instrument includes flexure hinges which are formed monolithically integral therein to define the pivot axis of the suspension...
4357837 Dynamically tuned gyroscopes  
Gyroscope apparatus includes a tubular rotor that is supported at opposite ends by bearings, such as a gas-lubricated bearing, for rotation about its axis. A gimbal ring encircles the rotor and is...
4320669 Two degree of freedom gyro having an axial gap permanent magnet motor  
A two degree of freedom gyro having an axial gap, permanent magnet motor. The gyro motor includes a stator having two sets of series connected coils wound in quadrature. The motor further includes...
4316394 Magnetically suspended free rotor gyroscope  
A gyro rotor is freely suspended in a housing for simultaneous rotation about a spin axis and a pair of precession axes in turn orthogonal to the spin axis, by a pair of magnetic suspensions...
4296639 Free rotor gyro with three torquers and three pickoffs  
A dynamically tuned free rotor gyro is equipped with a set of three case-fixed torquers equally spaced circumferentially about the drive axis beneath the rotor. Three pickoffs are arranged...
4290316 Free-rotor gas-bearing gyroscope having electromagnetic rotor restraint and acceleration output signal  
A two degree-of-freedom, free-rotor, gas-bearing gyroscope having greatly reduced sensitivity to acceleration-induced and other disturbances. An electromagnetic forcer acts on the rotor to keep...

Matches 1 - 50 out of 181 1 2 3 4 >